package com.example.springboot08.config;

import com.baomidou.mybatisplus.core.injector.ISqlInjector;
import com.baomidou.mybatisplus.extension.injector.LogicSqlInjector;
import com.baomidou.mybatisplus.extension.plugins.OptimisticLockerInterceptor;
import com.baomidou.mybatisplus.extension.plugins.PaginationInterceptor;
import com.baomidou.mybatisplus.extension.plugins.PerformanceInterceptor;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Profile;
import org.springframework.transaction.annotation.EnableTransactionManagement;


//扫描mapper文件夹
@MapperScan("com.example.springboot04.mapper")//交给mybatis做的，可以让这个配置类做扫描
@EnableTransactionManagement//自动管理事务
@Configuration//配置类
public class MyBatisPlusConfig {
    //注册乐观锁插件
    @Bean
    public OptimisticLockerInterceptor optimisticLockerInterceptor(){
        return new OptimisticLockerInterceptor();
    }

    //逻辑删除组件
    @Bean
    public ISqlInjector sqlInjector(){
        return new LogicSqlInjector();
    }
    //分页插件
    @Bean
    public PaginationInterceptor paginationInterceptor() {
        return new PaginationInterceptor();
    }
    //性能分析插件
    @Bean
    @Profile({"dev","test"})//设置dev开发、test测试 环境开启  保证我们的效率
    public PerformanceInterceptor performanceInterceptor(){
        PerformanceInterceptor performanceInterceptor = new PerformanceInterceptor();
        performanceInterceptor.setMaxTime(100);//设置sql最大执行时间*ms，如果超过了则不执行
        performanceInterceptor.setFormat(true);//开启sql格式化
        return performanceInterceptor;
    }

}
